Hi Ryan,
Sometimes it happens like website layout and some features not working properly when developer upgraded website into a new version. I can surely assist you in this job. As you can see my profile, I have expertise in HTML5/CSS3, Angular, Node.js, JavaScript/Ajax, MongoDB and so on.
I can surely do this job proficiently with testing and I commit you that remarkable work will be provided to you even before deadlines.
➥ If you'd like to take a look at my previous works, please check my freelancer profile.
https://www.freelancer.com/u/vpnsolution
Let's have a chat and discuss the project further, I am sure I can guide you better once we are on board. Looking forward to your response in getting an opportunity to work with you.
Regards,
Manish Narola